Display screen or portion thereof with a set of icons



FIG. 1 is a front view of a first embodiment of a display screen orportion thereof with a set of icons showing our new design; and,

FIG. 2 is a front view of another embodiment of a display screen orportion thereof with a set of icons showing our new design.

The broken line showing of the display screen or portion thereof andtext is included for the purpose of illustrating portions of the articleand forms no part of the claimed design.

CLAIM The ornamental design for a display screen or portion thereof witha set of icons, as shown and described.